package demoSingletion;

/**
 * @Author 12629
 * @Description：懒汉式
 */
public class Singleton2 {
    private static Singleton2 instance;

    private Singleton2(){

    }

    public static Singleton2 getInstance(){
        if(instance == null){
            instance = new Singleton2();
        }
        return instance;
    }
}
